=== HTTP code : 200 ===

HTTP/1.1 200 OK
Server: nginx/1.4.6 (Ubuntu)
Date: Wed, 08 Apr 2015 06:01:36 GMT
Content-Type: application/pdf
Content-Length: 338767
Last-Modified: Tue, 07 Oct 2014 21:46:00 GMT
Connection: close
ETag: "54345f18-52b4f"
Accept-Ranges: bytes


Link is valid.